Rinoa smiles at his kindness towards Angelo; even if she hadn't already made the judgment for herself, she's always believed that you can tell how good a person is by how they treat animals. It's almost funny in a way to think of how frightened she was of him at first, just because he's a scientist...

"She'll be okay. She's really smart," she informs the professor as she lifts her end of the couch with a nod of her own.